<ul>
                <!-- top navigation  -->
                <!-- add class navleft to first item and navright to last item as shown -->
                <li class="navleft"><a href="<?= site_url();?>">Main</a></li>
                <li><a href="<?= site_url();?>players/show_players">Players</a></li>
                <li><a href="<?= site_url();?>update">Update</a></li>
                <li class="navright"><a href="<?= site_url();?>coach">Coach</a></li>
</ul>
